DIESEL CONTROL SYSTEM
SIGNAL WAVEFORM AND DATA
Injector current waveform
Fig.1) Injector operating waveform at Low side, It shows 2 pilot and 1 main injection.
TERMINAL AND CONNECTOR INSPECTION
Electrical systems consist of a lot of harness and connectors, poor connection of terminals can cause various prob-
Perform checking procedure as follows.
Check damage of harness and terminals : Check terminals for contact resistance, corrosion and deformation.
Check connecting condition of ECM and component connector : Check terminal seperation, damage of locking
Disconnect the pin which requires checking at male connector and insert it to the terminal at female connector for
Is the problem found?